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一、直观形象,唤发兴趣数学学科本身比较抽象,逻辑性强,因而多数学生学习数学兴趣不浓,甚至产生放弃数学的念头。所以通过直观教学,充分调动学生多种感官,让他们有充分的看一看,摸一摸,听一听,说一说的机会,带着一种有强烈色彩的认识倾向去感知认识,使学生沿着实物——表象——抽象的顺序加深对概念的理解,同时使认识和学习活动变得积极、自觉、主动、愉快,从而获得良好
First, the visual image, to arouse interest Mathematic subject itself is more abstract and logical, so most students interested in learning mathematics is not strong, and even gave up the idea of mathematics. Therefore, through intuitive teaching, we can fully mobilize the students’ various senses so that they can have a full look, touch, listen, talk, and perception with a strong sense of knowing Students deepen their understanding of concepts in the order of material-appearance-abstract, while making cognitive and learning activities positive, conscious, proactive, and enjoyable